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Check for collection items count #179

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Check for collection items count #179

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34 changes: 32 additions & 2 deletions check_mongodb.py
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Original file line number Diff line number Diff line change
Expand Up @@ -132,8 +132,9 @@ def main(argv):
p.add_option('-C', '--critical', action='store', dest='critical', default=None, help='The critical threshold you want to set')
p.add_option('-A', '--action', action='store', type='choice', dest='action', default='connect', help='The action you want to take',
choices=['connect', 'connections', 'replication_lag', 'replication_lag_percent', 'replset_state', 'memory', 'memory_mapped', 'lock',
'flushing', 'last_flush_time', 'index_miss_ratio', 'databases', 'collections', 'database_size', 'database_indexes', 'collection_indexes', 'collection_size',
'collection_storageSize', 'queues', 'oplog', 'journal_commits_in_wl', 'write_data_files', 'journaled', 'opcounters', 'current_lock', 'replica_primary',
'flushing', 'last_flush_time', 'index_miss_ratio', 'databases', 'collections', 'database_size', 'database_indexes',
'collection_indexes', 'collection_count', 'collection_size',
'collection_storageSize', 'queues', 'oplog', 'journal_commits_in_wl', 'write_data_files', 'journaled', 'opcounters', 'current_lock', 'replica_primary',
'page_faults', 'asserts', 'queries_per_second', 'page_faults', 'chunks_balance', 'connect_primary', 'collection_state', 'row_count', 'replset_quorum'])
p.add_option('--max-lag', action='store_true', dest='max_lag', default=False, help='Get max replication lag (for replication_lag action only)')
p.add_option('--mapped-memory', action='store_true', dest='mapped_memory', default=False, help='Get mapped memory instead of resident (if resident memory can not be read)')
Expand Down Expand Up @@ -228,6 +229,8 @@ def main(argv):
return check_database_indexes(con, database, warning, critical, perf_data)
elif action == "collection_indexes":
return check_collection_indexes(con, database, collection, warning, critical, perf_data)
elif action == "collection_count":
return check_collection_count(con, database, collection, warning, critical, perf_data)
elif action == "collection_size":
return check_collection_size(con, database, collection, warning, critical, perf_data)
elif action == "collection_storageSize":
Expand Down Expand Up @@ -919,6 +922,33 @@ def check_collection_indexes(con, database, collection, warning, critical, perf_
return exit_with_general_critical(e)


def check_collection_count(con, database, collection, warning, critical, perf_data):
#
# These thresholds are basically meaningless, and must be customized to your application
#
warning = warning or 100
critical = critical or 1000
perfdata = ""
try:
set_read_preference(con.admin)
data = con[database].command('collstats', collection)
item_count = data['count'] / 1024
if perf_data:
perfdata += " | collection_count=%i;%i;%i" % (item_count, warning, critical)

if item_count >= critical:
print "CRITICAL - %s.%s item count: %.0f K %s" % (database, collection, item_count, perfdata)
return 2
elif item_count >= warning:
print "WARNING - %s.%s item count: %.0f K %s" % (database, collection, item_count, perfdata)
return 1
else:
print "OK - %s.%s item count: %.0f K %s" % (database, collection, item_count, perfdata)
return 0
except Exception, e:
return exit_with_general_critical(e)


def check_queues(con, warning, critical, perf_data):
warning = warning or 10
critical = critical or 30
Expand Down